Which is an exponential decay function

f(x) = −2(0.7)x

Step-by-step explanation:

That is the answer because we have to change a percent to a decimal and that is the only option.

walter needs to make at least 5 more cookies but no more than 40. 5 ≥ x ≥ 40;

step-by-step explanation:

walter has to make a minimum of 20 cookies. he already has 15 cookies made, so he must make 5 more to meet the minimum.

the maximum amount of cookies he can make is 55. he already has 15, so he has to make no more than 40 more cookies to meet the maximum.

people grow faster than other people.

step-by-step explanation:

should you really be posting this isn't math boi.